parsonish

/ˈpɑːrsənɪʃ/
adjective
  1. Resembling or characteristic of a parson, often in a slightly exaggerated or stereotypical way.
    • He wore a parsonish black suit and spoke in a solemn, measured voice.
    • The room had a parsonish feel with its dark wood and religious books.
    • Her parsonish disapproval was clear from the way she frowned at the noisy children.